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| Criterion |  Operations A3 Problem Solving |  Product Discovery Outcome-Driven Innovation |  Innovation TRIZ |  Operations Gemba Walk |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | Outcome-Driven Innovation clarifies customer problems, solution opportunities, and evidence. It separates jobs, desired outcomes, importance, satisfaction, and opportunity, and captures results as desired outcome statements, an opportunity landscape, and segments by underserved needs. | For technical contradictions or trade-offs, the method looks for solutions that resolve opposing requirements at the same time. It translates limits into an explicit picture of conflict that becomes workable. This produces not just compromises but more elegant principles. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. |
Complexitydifferent | Medium | High | High | Low |
Timedifferent | 45-90 min | Mehrere Wochen | 1-4 h | 30-120 min |
Participantsdifferent | 2-5 | 2-6 researchers plus sample | 2-8 | 2-6 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Desired outcome statements, Opportunity landscape, Segmentation by underserved needs, Innovation hypotheses | Contradiction Statement, Inventive Principles, Solution Concepts | Observation Notes, Improvement Ideas |
Tagsno overlap | LeanProblem solvingCoachingOperations | OutcomesInnovationResearchQuantitative | InnovationProblem solvingContradictionsCreativity | LeanObservationProcessOperations |